Different schools of thought had influenced the understanding of periodontitis among adolescents . A systematic literature search on this topic illustrates that studies available were characterized by an enormous variation in the methods used to address the question as to whether periodontitis among ado lescents differ from clin ical entities among adults. Disease classifications have changed n...

When considering the management of patients with Wilson's disease it is necessary to understand the basis on which present views are founded. Wilson's original description of the disease he called 'hepato-lenticular degeneration' was based on four patients he had seen and studied himself and six cases culled from the literature. He emphasized the predominantly neurological picture, and believed...

Women have helped each other in childbirth from time immemorial; indeed, until relatively recently such attendance remained a female domain in which men very rarely played a part. Generally the midwife was the senior woman in the community, commonly a married woman or widow who had herself given birth. With the gradual development of towns and cities came the specialisation of occupations, incl...